Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Kg4 draw
3 Kg5 draw
4 Kh5 draw
5 Ra3 draw
6 Ra7 draw
7 Rd8 draw
8 Re8 draw
9 Rh8 draw
10 Kg3 loss in 2 half-moves
11 Kh3 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves